Glossary Entries beginning with X

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Glossary of Agricultural Production, Programs and Policy

4th Edition

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Xenobiotic

A compound that is foreign to a biological system.

Xenobiotics

Synthetic chemicals believed to be resistant to environmental degradation. A branch of biotechnology called bioremediation is seeking to develop biological methods to degrade such compounds.
See Also:
bioremediation. biotechnology. degradation. resistant.

Xenotransplantation

Any procedure that involves the transplantation, implantation, or infusion into a human recipient of either (a) live cells, tissues, or organs from a nonhuman animal source, or (b) human body fluids, cells, tissues, or organs that have had ex vivo contact with live nonhuman animal cells, tissues, or organs.

Xerophyte

A plant adapted to growth in arid conditions.
See Also:
arid. plant.

University of Arkansas • Division of Agriculture
Cooperative Extension Service
2301 South University Avenue
Little Rock, Arkansas 72204 • USA
Phone (501) 671-2000 • Fax (501) 671-2209

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